package com.supcalls.singleton;

public class SingletonTest {

    private static SingletonTest instance = null;

    private SingletonTest() {
    }
    private static synchronized void syncInit() {
        if (instance == null) {
            instance = new SingletonTest();
        }
    }
    public static SingletonTest getInstance() {
        if (instance == null) {
            syncInit();
        }
        return instance;
    }
}

